Police driving practices under scrutiny as crashes kill officers, bystanders

Emergency driving is an often dangerous part of modern policing. Even though police departments in recent decades have sought to restrict the deadliest kind — pursuits —  hundreds of fatal chases involving police officers are recorded every year across the U.S., and many victims are innocent bystanders, experts said.

According to Chicago Police Department data NBC News obtained through public records requests and first reported, the city has seen a significant amount of wreckage from police pursuits and emergency response crashes.

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